/* ============================================================
   杭州爱之果农业科技有限公司 · PC 站首页 · 研学游信息发布平台
   ============================================================ */

/* ---------- 设计令牌 ---------- */
:root {
  --cream:        #FBF6EC;
  --cream-deep:   #F4EDDE;
  --paper:        #FFFFFF;
  --ink:          #2A2520;
  --ink-soft:     #6B5D52;
  --ink-mute:     #A89890;
  --harvest:      #E8743C;
  --harvest-deep: #C75A28;
  --harvest-soft: #FBE2D2;
  --sage:         #5C8A5A;
  --sage-deep:    #3C6A3A;
  --sage-soft:    #DCE8D8;
  --sun:          #F2C14E;
  --berry:        #B23A48;
  --sky:          #6FA8C7;
  --line:         #E8DFD0;
  --shadow-sm:    0 2px 8px rgba(74, 56, 30, 0.06);
  --shadow:       0 8px 28px rgba(74, 56, 30, 0.10);
  --shadow-lg:    0 20px 50px rgba(74, 56, 30, 0.14);
  --radius:       14px;
  --radius-lg:    22px;
  --radius-pill: 999px;
  --font:        "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Source Han Sans CN", sans-serif;
  --container:   1240px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--cream);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input { font-family: inherit; outline: none; }
.container { width: var(--container); max-width: 100%; margin: 0 auto; padding: 0 24px; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border-radius: var(--radius-pill); font-weight: 600;
  transition: all .25s ease; white-space: nowrap;
}
.btn-sm  { padding: 10px 22px; font-size: 14px; }
.btn-lg  { padding: 16px 34px; font-size: 16px; }
.btn-icon { width: 18px; height: 18px; flex-shrink: 0; }
.btn-primary {
  background: var(--harvest); color: #fff;
  box-shadow: 0 6px 18px rgba(232, 116, 60, .32);
}
.btn-primary:hover {
  background: var(--harvest-deep); transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(232, 116, 60, .4);
}
.btn-ghost { background: transparent; color: var(--ink); border: 1.5px solid var(--ink); }
.btn-ghost:hover { background: var(--ink); color: var(--cream); transform: translateY(-2px); }
.btn-light {
  background: rgba(255,255,255,.18); color: #fff;
  border: 1.5px solid rgba(255,255,255,.5); backdrop-filter: blur(6px);
}
.btn-light:hover { background: #fff; color: var(--harvest); }

/* ---------- 顶部公告条 ---------- */
.topbar { background: var(--ink); color: rgba(255,255,255,.85); font-size: 13px; height: 38px; display: flex; align-items: center; }
.topbar-inner { display: flex; justify-content: space-between; align-items: center; width: 100%; }
.topbar-tip { display: flex; align-items: center; gap: 8px; }
.topbar-icon { width: 16px; height: 16px; color: var(--sun); }
.topbar-right { display: flex; align-items: center; gap: 14px; }
.topbar-right a { transition: color .2s; }
.topbar-right a:hover { color: var(--sun); }
.topbar-right .dot { width: 3px; height: 3px; border-radius: 50%; background: rgba(255,255,255,.3); }
.topbar-reg { color: var(--sun) !important; font-weight: 600; }

/* ---------- 主导航 ---------- */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(251, 246, 236, .92); backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line); transition: box-shadow .3s;
}
.header.scrolled { box-shadow: var(--shadow-sm); }
.header-inner { display: flex; align-items: center; gap: 48px; height: 76px; }
.brand { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.brand-mark { width: 44px; height: 44px; display: flex; align-items: center; justify-content: center; }
.brand-mark svg { width: 100%; height: 100%; }
.brand-text { display: flex; flex-direction: column; line-height: 1; }
.brand-text strong { font-size: 22px; font-weight: 800; letter-spacing: 1px; }
.brand-text small { font-size: 10px; color: var(--ink-mute); letter-spacing: 1px; margin-top: 3px; }

.nav { display: flex; gap: 6px; flex: 1; }
.nav-link {
  position: relative; padding: 10px 16px; font-size: 15px; font-weight: 500;
  color: var(--ink-soft); border-radius: var(--radius-pill); transition: all .2s;
}
.nav-link:hover { color: var(--ink); background: var(--cream-deep); }
.nav-link.active { color: var(--harvest); font-weight: 700; }
.nav-link.active::after {
  content: ""; position: absolute; left: 50%; bottom: 2px;
  transform: translateX(-50%); width: 6px; height: 6px;
  background: var(--harvest); border-radius: 50%;
}

.header-tools { display: flex; align-items: center; gap: 14px; flex-shrink: 0; }
.search-box {
  display: flex; align-items: center; gap: 8px;
  background: var(--paper); border: 1.5px solid var(--line);
  border-radius: var(--radius-pill); padding: 9px 16px; width: 240px; transition: all .2s;
}
.search-box:focus-within { border-color: var(--harvest); box-shadow: 0 0 0 4px var(--harvest-soft); }
.search-box svg { width: 16px; height: 16px; color: var(--ink-mute); flex-shrink: 0; }
.search-box input { border: none; background: none; font-size: 13px; width: 100%; color: var(--ink); }
.search-box input::placeholder { color: var(--ink-mute); }

/* ---------- 主视觉 Hero ---------- */
.hero {
  position: relative; padding: 70px 0 120px; overflow: hidden;
  background:
    radial-gradient(ellipse at 80% 10%, rgba(242,193,78,.18), transparent 50%),
    radial-gradient(ellipse at 10% 90%, rgba(92,138,90,.16), transparent 50%),
    linear-gradient(180deg, var(--cream) 0%, var(--cream-deep) 100%);
}
.hero-deco { position: absolute; inset: 0; pointer-events: none; }
.hero-leaf { position: absolute; }
.leaf-1 { width: 280px; top: 40px; right: -60px; transform: rotate(20deg); }
.leaf-2 { width: 220px; top: 200px; left: -80px; }
.leaf-3 { width: 90px; bottom: 80px; right: 200px; transform: rotate(-15deg); }

.hero-inner { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.hero-copy { max-width: 520px; }
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--paper); border: 1px solid var(--line);
  padding: 7px 16px; border-radius: var(--radius-pill);
  font-size: 13px; font-weight: 600; color: var(--sage-deep);
  box-shadow: var(--shadow-sm); margin-bottom: 28px;
}
.eyebrow-dot { width: 8px; height: 8px; background: var(--harvest); border-radius: 50%; animation: pulse 2s infinite; }
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(232,116,60,.5); }
  50%      { box-shadow: 0 0 0 8px rgba(232,116,60,0); }
}
.hero-title { font-size: 76px; line-height: 1.05; font-weight: 800; letter-spacing: -1px; margin-bottom: 24px; }
.hero-title-accent {
  background: linear-gradient(135deg, var(--harvest) 0%, var(--sun) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.hero-desc { font-size: 17px; color: var(--ink-soft); line-height: 1.8; margin-bottom: 36px; max-width: 480px; }
.hero-actions { display: flex; gap: 16px; margin-bottom: 56px; }
.hero-stats { display: flex; align-items: center; gap: 28px; }
.hero-stat { display: flex; flex-direction: column; }
.hero-stat strong { font-size: 36px; font-weight: 800; color: var(--ink); line-height: 1; }
.hero-stat strong sup { font-size: 18px; color: var(--harvest); margin-left: 2px; }
.hero-stat span { font-size: 13px; color: var(--ink-mute); margin-top: 6px; letter-spacing: 1px; }
.hero-divider { width: 1px; height: 40px; background: var(--line); }

.hero-visual { position: relative; height: 540px; }
.hero-card { position: absolute; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); background: var(--paper); }
.hero-card-main { width: 460px; height: 360px; right: 40px; top: 40px; }
.hero-card-main img { width: 100%; height: 100%; object-fit: cover; }
.hero-card-tag {
  position: absolute; left: 20px; bottom: 20px; right: 20px;
  background: rgba(255,255,255,.96); backdrop-filter: blur(10px);
  padding: 14px 18px; border-radius: var(--radius);
  font-size: 14px; font-weight: 600; display: flex; align-items: center; gap: 10px; box-shadow: var(--shadow-sm);
}
.tag-live { background: var(--berry); color: #fff; font-size: 11px; padding: 3px 10px; border-radius: var(--radius-pill); font-weight: 700; flex-shrink: 0; }
.hero-card-sub { width: 180px; height: 180px; border-radius: var(--radius); }
.hero-card-sub img { width: 100%; height: 100%; object-fit: cover; }
.hero-card-1 { left: 0; top: 0; }
.hero-card-2 { left: 20px; bottom: 40px; }
.mini-tag {
  position: absolute; left: 10px; bottom: 10px;
  background: rgba(42,37,32,.85); color: #fff; font-size: 11px;
  padding: 4px 10px; border-radius: var(--radius-pill); font-weight: 600; backdrop-filter: blur(4px);
}
.hero-float {
  position: absolute; right: 0; bottom: 0;
  background: var(--paper); border-radius: var(--radius);
  padding: 14px 20px; display: flex; align-items: center; gap: 12px;
  box-shadow: var(--shadow); animation: float 3s ease-in-out infinite;
}
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
.hero-float-icon { width: 38px; height: 38px; background: var(--sun); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: #fff; }
.hero-float-icon svg { width: 20px; height: 20px; }
.hero-float-text { display: flex; flex-direction: column; line-height: 1.2; }
.hero-float-text strong { font-size: 15px; color: var(--ink); }
.hero-float-text small { font-size: 11px; color: var(--ink-mute); margin-top: 2px; }
.hero-wave { position: absolute; left: 0; right: 0; bottom: -1px; height: 80px; }
.hero-wave svg { width: 100%; height: 100%; display: block; }

/* ---------- 分类入口 ---------- */
.category { padding: 36px 0 16px; position: relative; z-index: 2; }
.category-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
.cat-item {
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  padding: 26px 16px; background: var(--paper); border-radius: var(--radius);
  border: 1px solid var(--line); transition: all .3s ease; text-align: center;
}
.cat-item:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
.cat-icon { width: 56px; height: 56px; border-radius: 50%; display: flex; align-items: center; justify-content: center; transition: transform .3s; }
.cat-item:hover .cat-icon { transform: rotate(-8deg) scale(1.08); }
.cat-icon svg { width: 28px; height: 28px; }
.cat-icon-1 { background: var(--harvest-soft); color: var(--harvest); }
.cat-icon-2 { background: var(--sage-soft);   color: var(--sage-deep); }
.cat-icon-3 { background: #FCE8C2;            color: #B07A1E; }
.cat-icon-4 { background: #E2DCF0;            color: #6B4E9E; }
.cat-icon-5 { background: #FCD8D8;            color: var(--berry); }
.cat-icon-6 { background: #D4E8F0;            color: var(--sky); }
.cat-name { font-size: 15px; font-weight: 700; color: var(--ink); }
.cat-desc { font-size: 12px; color: var(--ink-mute); }

/* ---------- 通用区块 ---------- */
.section { padding: 80px 0; }
.section-head { display: flex; align-items: flex-end; gap: 32px; margin-bottom: 40px; flex-wrap: wrap; }
.section-head-center { flex-direction: column; align-items: center; text-align: center; }
.section-head-left { flex: 1; min-width: 280px; }
.section-eyebrow { display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: 3px; color: var(--harvest); margin-bottom: 10px; }
.section-eyebrow-green  { color: var(--sage-deep); }
.section-eyebrow-orange { color: var(--harvest); }
.section-title { font-size: 36px; font-weight: 800; letter-spacing: -0.5px; line-height: 1.2; }
.section-sub { font-size: 15px; color: var(--ink-soft); margin-top: 8px; }
.section-more { font-size: 14px; font-weight: 600; color: var(--harvest); transition: gap .2s; }
.section-more:hover { text-decoration: underline; }
.section-tabs { display: flex; gap: 6px; }
.tab {
  padding: 8px 18px; font-size: 14px; font-weight: 500; color: var(--ink-soft);
  border-radius: var(--radius-pill); border: 1px solid transparent; transition: all .2s;
}
.tab:hover { background: var(--paper); }
.tab.active { background: var(--ink); color: #fff; font-weight: 600; }

/* ---------- 发布三步流程 ---------- */
.publish-flow { background: var(--cream); }
.flow-grid { display: flex; align-items: stretch; justify-content: center; gap: 12px; margin-bottom: 40px; }
.flow-step {
  flex: 0 1 300px; background: var(--paper); border-radius: var(--radius-lg);
  padding: 36px 30px; text-align: center; position: relative;
  border: 1px solid var(--line); transition: all .3s;
}
.flow-step:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
.flow-num {
  position: absolute; top: 18px; right: 22px; font-size: 14px; font-weight: 800;
  color: var(--harvest-soft); letter-spacing: 1px;
}
.flow-icon {
  width: 72px; height: 72px; border-radius: 50%; margin: 0 auto 20px;
  background: var(--harvest-soft); color: var(--harvest);
  display: flex; align-items: center; justify-content: center;
}
.flow-icon svg { width: 34px; height: 34px; }
.flow-icon-2 { background: var(--sage-soft); color: var(--sage-deep); }
.flow-icon-3 { background: #FCE8C2; color: #B07A1E; }
.flow-step h3 { font-size: 20px; font-weight: 800; margin-bottom: 10px; }
.flow-step p { font-size: 14px; color: var(--ink-soft); line-height: 1.7; }
.flow-arrow { display: flex; align-items: center; color: var(--ink-mute); flex: 0 0 60px; }
.flow-arrow svg { width: 100%; height: 24px; }
.flow-cta { display: flex; align-items: center; justify-content: center; gap: 24px; }
.flow-cta-link { font-size: 14px; font-weight: 600; color: var(--harvest); }
.flow-cta-link:hover { text-decoration: underline; }

/* ---------- 最新发布 信息卡 ---------- */
.latest { background: var(--cream); }
.info-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.info-card {
  background: var(--paper); border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow-sm); transition: all .35s ease;
  display: flex; flex-direction: column;
}
.info-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.info-card-wide { grid-column: span 2; }
.info-media { position: relative; aspect-ratio: 4 / 3; overflow: hidden; }
.info-card-wide .info-media { aspect-ratio: 8 / 3; }
.info-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.info-card:hover .info-media img { transform: scale(1.06); }
.info-badge { position: absolute; top: 14px; left: 14px; font-size: 11px; font-weight: 700; padding: 4px 10px; border-radius: var(--radius-pill); color: #fff; }
.info-badge-hot { background: var(--berry); }
.info-badge-new { background: var(--sage); }
.info-loc {
  position: absolute; bottom: 14px; left: 14px;
  background: rgba(255,255,255,.92); backdrop-filter: blur(6px);
  font-size: 12px; font-weight: 600; padding: 4px 12px; border-radius: var(--radius-pill); color: var(--ink);
}
.info-body { padding: 18px 20px 20px; display: flex; flex-direction: column; gap: 12px; flex: 1; }
.info-cat { display: flex; gap: 6px; flex-wrap: wrap; }
.info-tag { font-size: 11px; font-weight: 700; padding: 3px 10px; border-radius: var(--radius-pill); color: #fff; background: var(--harvest); }
.info-tag-mute { background: var(--cream-deep); color: var(--ink-soft); font-weight: 600; }
.info-tag-green  { background: var(--sage); }
.info-tag-orange { background: var(--harvest); }
.info-title { font-size: 16px; font-weight: 700; line-height: 1.4; color: var(--ink); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.info-desc { font-size: 13px; color: var(--ink-soft); line-height: 1.6; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.info-meta { display: flex; justify-content: space-between; align-items: center; font-size: 12px; color: var(--ink-mute); }
.info-pub { display: flex; align-items: center; gap: 8px; font-weight: 600; color: var(--ink-soft); }
.info-avatar {
  width: 24px; height: 24px; border-radius: 50%; flex-shrink: 0;
  background: var(--harvest); color: #fff; font-size: 11px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.info-avatar-2 { background: var(--sage); }
.info-avatar-3 { background: var(--sky); }
.info-avatar-4 { background: #8B6BB1; }
.info-avatar-5 { background: var(--berry); }
.info-avatar-6 { background: #B07A1E; }
.info-avatar-7 { background: var(--sage-deep); }
.info-avatar-8 { background: #4A8A8A; }
.info-foot {
  display: flex; align-items: center; gap: 14px; padding-top: 12px;
  border-top: 1px dashed var(--line); margin-top: auto;
}
.info-stat { display: flex; align-items: center; gap: 5px; font-size: 12px; color: var(--ink-mute); }
.info-stat svg { width: 15px; height: 15px; }
.info-link { margin-left: auto; font-size: 13px; font-weight: 600; color: var(--harvest); transition: gap .2s; }
.info-link:hover { text-decoration: underline; }
.latest-more { display: flex; justify-content: center; margin-top: 40px; }

/* ---------- 研学游精选 ---------- */
.research { background: var(--cream-deep); }
.research-layout { display: grid; grid-template-columns: 1.4fr 1fr; gap: 28px; }
.research-feature { position: relative; border-radius: var(--radius-lg); overflow: hidden; min-height: 460px; display: flex; align-items: flex-end; }
.research-feature img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.research-feature::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 30%, rgba(42,37,32,.85) 100%); }
.research-feature-body { position: relative; z-index: 1; padding: 36px; color: #fff; }
.research-feature-tag { display: inline-block; background: var(--harvest); color: #fff; font-size: 12px; font-weight: 700; padding: 4px 14px; border-radius: var(--radius-pill); margin-bottom: 14px; }
.research-feature-body h3 { font-size: 28px; font-weight: 800; margin-bottom: 12px; line-height: 1.3; }
.research-feature-body p { font-size: 14px; line-height: 1.7; opacity: .92; margin-bottom: 18px; max-width: 520px; }
.research-feature-meta { display: flex; gap: 18px; font-size: 13px; margin-bottom: 22px; opacity: .95; }
.research-feature-meta span { display: flex; align-items: center; gap: 6px; }

.research-list { display: flex; flex-direction: column; gap: 16px; }
.research-item { display: flex; gap: 16px; background: var(--paper); border-radius: var(--radius); padding: 14px; border: 1px solid var(--line); transition: all .25s; }
.research-item:hover { box-shadow: var(--shadow); transform: translateX(4px); border-color: transparent; }
.research-item-img { width: 120px; height: 90px; border-radius: 10px; overflow: hidden; flex-shrink: 0; }
.research-item-img img { width: 100%; height: 100%; object-fit: cover; }
.research-item-body { display: flex; flex-direction: column; gap: 4px; flex: 1; }
.research-item-tag { font-size: 11px; font-weight: 600; color: var(--sage-deep); background: var(--sage-soft); padding: 2px 8px; border-radius: var(--radius-pill); align-self: flex-start; }
.research-item-body h4 { font-size: 15px; font-weight: 700; color: var(--ink); }
.research-item-body p { font-size: 12px; color: var(--ink-soft); line-height: 1.5; }
.research-item-meta { display: flex; justify-content: space-between; align-items: center; margin-top: auto; }
.research-item-pub { font-size: 12px; color: var(--ink-mute); }
.research-item-date { font-size: 12px; color: var(--harvest); font-weight: 600; }

/* ---------- 村游指南 ---------- */
.guide { background: var(--cream); }
.guide-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.guide-card { position: relative; background: var(--paper); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); transition: all .35s ease; }
.guide-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.guide-img { aspect-ratio: 4 / 3; overflow: hidden; }
.guide-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.guide-card:hover .guide-img img { transform: scale(1.06); }
.guide-body { padding: 24px 26px 26px; }
.guide-num { font-size: 12px; font-weight: 700; letter-spacing: 2px; color: var(--ink-mute); }
.guide-title { font-size: 24px; font-weight: 800; margin: 6px 0 10px; }
.guide-desc { font-size: 14px; color: var(--ink-soft); line-height: 1.7; margin-bottom: 18px; }
.guide-foot { display: flex; justify-content: space-between; align-items: center; }
.guide-pub { display: flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600; color: var(--ink-soft); }
.guide-link { font-size: 14px; font-weight: 600; color: var(--harvest); transition: color .2s; }
.guide-link:hover { text-decoration: underline; }

/* ---------- 资讯/乡野手记 ---------- */
.news { background: var(--cream-deep); }
.news-layout { display: grid; grid-template-columns: 1.3fr 1fr; gap: 28px; }
.news-feature { border-radius: var(--radius-lg); overflow: hidden; background: var(--paper); box-shadow: var(--shadow-sm); transition: all .3s; }
.news-feature:hover { box-shadow: var(--shadow); }
.news-feature img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; transition: transform .5s; }
.news-feature:hover img { transform: scale(1.04); }
.news-feature-body { padding: 28px 30px 32px; }
.news-meta { display: flex; gap: 14px; align-items: center; margin-bottom: 14px; }
.news-cat { font-size: 11px; font-weight: 700; color: #fff; background: var(--harvest); padding: 3px 10px; border-radius: var(--radius-pill); }
.news-cat-green { background: var(--sage); }
.news-cat-orange { background: var(--harvest); }
.news-cat-blue   { background: var(--sky); }
.news-date { font-size: 12px; color: var(--ink-mute); }
.news-feature-body h3 { font-size: 24px; font-weight: 800; line-height: 1.35; margin-bottom: 12px; }
.news-feature-body p { font-size: 14px; color: var(--ink-soft); line-height: 1.7; margin-bottom: 18px; }
.news-link { font-size: 14px; font-weight: 600; color: var(--harvest); }
.news-link:hover { text-decoration: underline; }

.news-list { display: flex; flex-direction: column; gap: 4px; background: var(--paper); border-radius: var(--radius-lg); padding: 8px 24px; box-shadow: var(--shadow-sm); }
.news-item { display: flex; gap: 20px; align-items: center; padding: 18px 0; border-bottom: 1px dashed var(--line); transition: all .2s; }
.news-item:last-child { border-bottom: none; }
.news-item:hover { padding-left: 8px; }
.news-item-date { font-size: 14px; font-weight: 700; color: var(--ink-mute); flex-shrink: 0; width: 50px; }
.news-item-body { flex: 1; }
.news-item-body h4 { font-size: 15px; font-weight: 700; color: var(--ink); margin-bottom: 4px; }
.news-item-body p { font-size: 12px; color: var(--ink-soft); }

/* ---------- 关于 ---------- */
.about { background: var(--cream); }
.about-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-title { font-size: 44px; font-weight: 800; line-height: 1.15; margin: 14px 0 22px; letter-spacing: -0.5px; }
.about-desc { font-size: 15px; color: var(--ink-soft); line-height: 1.9; margin-bottom: 26px; }
.about-features { display: flex; flex-direction: column; gap: 12px; margin-bottom: 32px; }
.about-feat { display: flex; align-items: center; gap: 12px; font-size: 15px; font-weight: 600; color: var(--ink); }
.about-feat svg { width: 22px; height: 22px; color: var(--sage-deep); background: var(--sage-soft); padding: 6px; border-radius: 50%; box-sizing: content-box; }
.about-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.about-stat-card { background: var(--paper); border-radius: var(--radius-lg); padding: 32px 28px; text-align: center; border: 1px solid var(--line); transition: all .3s; }
.about-stat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: transparent; }
.about-stat-card strong { font-size: 44px; font-weight: 800; color: var(--harvest); line-height: 1; display: block; }
.about-stat-card strong sup { font-size: 20px; }
.about-stat-card strong small { font-size: 20px; }
.about-stat-card span { font-size: 14px; color: var(--ink-soft); margin-top: 10px; display: block; }

/* ---------- CTA ---------- */
.cta { background: linear-gradient(135deg, var(--harvest) 0%, var(--harvest-deep) 60%, #A0461E 100%); position: relative; overflow: hidden; padding: 60px 0; }
.cta::before { content: ""; position: absolute; right: 10%; top: -80px; width: 300px; height: 300px; background: rgba(255,255,255,.08); border-radius: 50%; }
.cta::after { content: ""; position: absolute; left: 5%; bottom: -100px; width: 240px; height: 240px; background: rgba(255,255,255,.06); border-radius: 50%; }
.cta-inner { position: relative; z-index: 1; display: flex; align-items: center; justify-content: space-between; gap: 40px; color: #fff; }
.cta-text h2 { font-size: 34px; font-weight: 800; margin-bottom: 10px; line-height: 1.25; }
.cta-text p { font-size: 15px; opacity: .92; }
.cta-actions { display: flex; gap: 14px; flex-shrink: 0; }

/* ---------- 底部 ---------- */
.footer { background: var(--ink); color: rgba(255,255,255,.7); padding: 64px 0 28px; }
.footer-top { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr 1.2fr 1.2fr; gap: 36px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,.1); }
.footer-brand { display: flex; flex-direction: column; gap: 18px; }
.brand-footer .brand-text strong { color: #fff; }
.brand-footer .brand-text small { color: rgba(255,255,255,.5); }
.footer-slogan { font-size: 14px; line-height: 1.8; color: rgba(255,255,255,.6); }
.footer-social { display: flex; gap: 10px; }
.footer-social a { width: 38px; height: 38px; border-radius: 50%; background: rgba(255,255,255,.08); display: flex; align-items: center; justify-content: center; transition: all .2s; }
.footer-social a:hover { background: var(--harvest); transform: translateY(-3px); }
.footer-social svg { width: 18px; height: 18px; color: #fff; }
.footer-col { display: flex; flex-direction: column; gap: 12px; }
.footer-col h4 { font-size: 14px; font-weight: 700; color: #fff; margin-bottom: 6px; letter-spacing: 1px; }
.footer-col a { font-size: 13px; color: rgba(255,255,255,.6); transition: color .2s; }
.footer-col a:hover { color: var(--sun); }
.footer-qr { display: flex; flex-direction: column; align-items: center; gap: 10px; }
.qr-box { width: 120px; height: 120px; background: #fff; border-radius: var(--radius); overflow: hidden; padding: 8px; }
.qr-box img { width: 100%; height: 100%; object-fit: cover; border-radius: 8px; }
.footer-qr span { text-align: center; font-size: 12px; color: rgba(255,255,255,.6); line-height: 1.5; }
.footer-qr small { color: rgba(255,255,255,.4); }
.footer-bottom { padding-top: 24px; text-align: center; }
.footer-bottom p { font-size: 12px; color: rgba(255,255,255,.4); line-height: 1.8; }

/* ---------- 常驻发布浮窗 ---------- */
.fab {
  position: fixed; right: 32px; bottom: 96px; z-index: 60;
  display: flex; align-items: center; gap: 8px;
  background: var(--harvest); color: #fff;
  padding: 14px 22px; border-radius: var(--radius-pill);
  font-size: 15px; font-weight: 700;
  box-shadow: 0 10px 28px rgba(232,116,60,.42);
  transition: all .25s ease;
}
.fab svg { width: 20px; height: 20px; }
.fab:hover { background: var(--harvest-deep); transform: translateY(-3px); box-shadow: 0 14px 32px rgba(232,116,60,.5); }
.fab::before {
  content: ""; position: absolute; inset: -4px; border-radius: var(--radius-pill);
  border: 2px solid var(--harvest); opacity: .4; animation: fabring 2s ease-out infinite;
}
@keyframes fabring {
  0%   { transform: scale(1); opacity: .4; }
  100% { transform: scale(1.25); opacity: 0; }
}

/* ---------- 回到顶部 ---------- */
.backtop {
  position: fixed; right: 32px; bottom: 32px;
  width: 50px; height: 50px; background: var(--ink); color: #fff;
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow); opacity: 0; visibility: hidden; transform: translateY(20px);
  transition: all .3s; z-index: 50;
}
.backtop.show { opacity: 1; visibility: visible; transform: translateY(0); }
.backtop:hover { background: var(--harvest); transform: translateY(-3px); }
.backtop svg { width: 22px; height: 22px; }

/* ---------- 滚动出现动画 ---------- */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: translateY(0); }